Base | Representation |
---|---|
bin | 111100111101001… |
… | …000111101001000 |
3 | 2122021022112101000 |
4 | 330331020331020 |
5 | 4043300113144 |
6 | 245251055000 |
7 | 34225320162 |
oct | 7475107510 |
9 | 2567275330 |
10 | 1022660424 |
11 | 4852a0a05 |
12 | 2465a1460 |
13 | 133b42516 |
14 | 99b69932 |
15 | 5ebaa769 |
hex | 3cf48f48 |
1022660424 has 64 divisors (see below), whose sum is σ = 2853374400. Its totient is φ = 339368832.
The previous prime is 1022660407. The next prime is 1022660459. The reversal of 1022660424 is 4240662201.
1022660424 is a `hidden beast` number, since 10 + 2 + 26 + 604 + 24 = 666.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38604 + ... + 59460.
It is an arithmetic number, because the mean of its divisors is an integer number (44583975).
Almost surely, 21022660424 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1022660424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1426687200).
1022660424 is an abundant number, since it is smaller than the sum of its proper divisors (1830713976).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1022660424 is a wasteful number, since it uses less digits than its factorization.
1022660424 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21099 (or 21089 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 27.
The square root of 1022660424 is about 31979.0622751825. The cubic root of 1022660424 is about 1007.4971272857.
The spelling of 1022660424 in words is "one billion, twenty-two million, six hundred sixty thousand, four hundred twenty-four".
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